Formstack Sign
Formstack Sign scores 49/100 on xpay's Agent-Ready Index v2: partial pricing visibility; self-serve checkout is available; a free entry path exists.
Formstack Sign — 2 products
Forms
$99/mo
or $83/mo billed annuallyHow Formstack Sign scores on the agent-ready dimensions
Public pricing visibility
15 / 15
Self-serve checkout
15 / 15
Public API + docs
0 / 20
Usage-based / metered pricing
0 / 20
Free entry path
7 / 7
No sales call required
7 / 7
Card / wallet / x402 payment
5 / 6
Machine-readable bonus (MCP / OpenAPI)
0 / 10
Total
49 / 100
What it actually costs at typical scale
1 user, Forms plan billed annually
$83/mo
Can an autonomous agent transact here?
Can create account
Can enter payment method
Can upgrade plan
Can buy more usage
Can cancel online
Unknown
Payment methods
Human approval recommended
Pricing transparency
full
Purchase motion
self_serve
Demo required
Quote required
Annual commit required
Unknown
Auto-renewal mentioned
Cancellation policy visible
Refund policy visible
Invoice payment available
Purchase orders supported
MSA required
DPA available
Security review required
Trial
Available, no card
Annual discount
16.7% off
Positioning & ecosystem
“Start with what you need. Scale when you're ready.”
Buyer persona
Six-step check: can an agent actually buy from Formstack Sign?
Discover price
Select a plan
Pay per task
Avoid a sales call
API docs without auth
Estimate cost upfront
Pros and cons for AI agents
Observational summary written by xpay from the signals captured on 2026-05-06. Not a review of the product — only of its current pricing posture for agent buyers.- Pricing is publicly visible on an indexable page — agents can read tiers without scraping past auth.
- Every advertised tier is self-serve; no tier requires scheduling a call.
- A free tier exists, lowering the bar for an agent builder to prototype before committing budget.
- No per-unit price was advertised, so an agent has no way to estimate the cost of a single task.
- API documentation is gated or absent; an agent cannot inspect the integration surface without authentication.
- PPU requires account creation and an issued API key; a fully unauthenticated agent purchase is not yet supported.
- No /.well-known/ai-pricing.json or equivalent machine-readable pricing manifest is published — agents must rely on HTML scraping.
How Formstack Sign could lift its score
Already agent-ready on Tier 1 signals. Publish `/.well-known/ai-pricing.json` to claim the +5 bonus and lock the verified badge.
| pricing_visible | true |
| headline_phrasing | at $16.00. Offers Custom plan. |
| tier_count | 3 |
| lowest_paid_entry_usd | 16 |
| free_tier | true |
| free_tier_terms | null |
| per_unit_price | null |
| annual_required | false |
| self_serve_paid_tiers | 1 |
| sales_only_tiers | 0 |
| public_api_docs_url | null |
| api_docs_auth_walled | null |
| ai_pricing_json_present | false |
| agents_txt_present | false |
| anonymous_purchase_path | false |
| agent_friendly | {"ai_pricing_json":false,"agents_txt":false,"llms_txt":false,"sitemap_xml":false,"mcp_server_card":false,"agent_skills_index":false,"x402_supported":false} |
Claim this scorecard & lift your score.
Get the breakdown of every signal we measured, the one-line fix, and how your peers in Electronic Signature stack up.
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See agent-ready picksFormstack Sign
49
/ 100 (rubric v2.0)Electronic Signature
at $16.00. Offers Custom plan.
3
Yes
$16/mo
1 / 0
Auth-walled
No
Not published
2026-05-09
Tier-based subscription
Formstack pricing starts at $83/mo for the Forms plan (annual billing) and $99/mo for monthly billing; a Suite plan starts at $250/mo (annual) or $299/mo monthly. Billed monthly or annually.
Try It Free (Forms) (Free)
Discovery files and protocols
Side-channel signals — informational, not part of the score. Each protocol is independent; adoption signals the publisher is thinking about agent buyers.ai-pricing.json
agents.txt
llms.txt
sitemap.xml
MCP Server Card
Agent Skills
x402 / MPP
Compare Formstack Sign with peers
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RightSignature
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Explore the Agent-Ready SaaS Index
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